What is on the far side of the curbing? If the water went on the other side, for example if you drilled horizontal holes in the curbing to let the water around the grass drain, then would that cause a problem?
(One morning on WRKO Radio) The tub's not clean! Let's remodel the bathroom.
(One afternoon on WRKO Radio) It's time for an oil change. I'm going to trade in the car for next year's model.